Teletypewriter exchange system



Feb. 6, 1945. c. w. LucEK TELETYPEWRITER EXCHANGE SYSTEM 26 Sheets-Shee.1

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c. w. LucEK TELETYPEWRITER EXCHANGE SYSTEM Filed Feb. 2l, 1942 26Sheets-Sheet 18 .ami u @NAME h B WM ATTORNEY Feb. 6, 1945. l lc. w.LUCEK 2,358,715

TELETYPEWRITER EXCHANGE SYSTEM Filed Feb. 2l, 1942 26 Sheets-Sheet 19OUTWRD PATH SIGNAL /NVENTOR C'. W LUCEK (MMA AT TORNE'P Feb. 6, 1945. c.w. LucEK TELETYPEWRITER EXCHANGE SYSTEM Fileu Feb. 2l, 1942 26Sheets-Sheet A20

